Reviewed-by: David Woods <dwoods@xxxxxxxxxxxx>
Signed-off-by: Liming Sun <lsun@xxxxxxxxxxxx>
---
.../devicetree/bindings/soc/mellanox/tmfifo.txt | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
create mode 100644 Documentation/devicetree/bindings/soc/mellanox/tmfifo.txt
diff --git a/Documentation/devicetree/bindings/soc/mellanox/tmfifo.txt b/Documentation/devicetree/bindings/soc/mellanox/tmfifo.txt
new file mode 100644
index 0000000..0a362f5
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/mellanox/tmfifo.txt
@@ -0,0 +1,20 @@
+* Mellanox BlueField SoC TmFifo
+
+BlueField TmFifo provides a shared FIFO between the target and the
+external host machine, which can be accessed via USB or PCIe.
+
+Required properties:
+
+- compatible: Should be "mellanox,bf-tmfifo"
+- reg: Physical base address and length of Rx/Tx block
+- interrupts: The interrupt number of Rx low water mark, Rx high water mark
+ Tx low water mark, Tx high water mark respectively.
+
+Example:
+
+tmfifo@800a20 {
+ compatible = "mellanox,bf-tmfifo";
+ reg = <0x00800a20 0x00000018
+ 0x00800a40 0x00000018>;
+ interrupts = <41, 42, 43, 44>;
+};
--
1.8.3.1
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